Please check code

#1
#2

@rg361 You have made a slight mistake when you’re using while loop you have used condition j == 0 but it should be j >= 0
change your while loop like this and everything is fine.

while(j >= 0 && arr[j]>val)
				{
					arr[j+1]=arr[j];
					j--;
				}
#3

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